- Companies
- Civil engineering
- South Shields
- Southbay Civil Engineering Limited
Southbay Civil Engineering Limited
- Company number
- 06324602
- Incorporated
- 25 Jul 200719 years trading
- Registered office
- Unit 214 South Shields Business Works, Henry Robson Way, South Shields, NE33 1RF
- Nature of business
- Construction of water projects; Construction of other civil engineering projects n.e.c.
Southbay Civil Engineering Limited is a 19-year-old private limited company registered in South Shields, company number 06324602, one of 25 civil engineering contractors in South Shields. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £2.9M (+44.9%) on the year before, to £9.4M.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £19M against £9.9M owed within a year: 1.9 times cover.
- 47 employees on average, up from 45 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £9.4M | £9.8M | £19M | £9.9M | 47 |
| 31 Jul 2024 | £6.5M | £7.3M | £11M | £4.8M | 45 |
| 31 Jul 2023 | £4.3M | £5.8M | £12M | £8M | 41 |
| 31 Jul 2022 | £2.5M | £3.8M | £6M | £3.6M | 41 |
| 31 Jul 2021 | £1.4M | £2.4M | £3.9M | £2.6M | 41 |
| 31 Jul 2020 | £829K | £529K | £2M | £1.3M | 43 |
| 31 Jul 2019 | £394K | £333K | £1.7M | £1.4M | 45 |
| 31 Jul 2018 | £544K | £201K | £1.6M | £1.3M | 41 |
| 31 Jul 2017 | £574K | £1.5M | £2.3M | £2M | 46 |
| 31 Jul 2016 | £526K | £512K | £1.4M | £1.2M |
Public contracts won
Southbay Civil Engineering Limited has 20 public sector contract awards on record; the ones with their own published value total £3.9M, from 2015 to 2026. Source: Contracts Finder and Find a Tender award notices. For 5 of them the published figure is a shared or multi-year ceiling (a framework place, a multi-supplier award, or more than a small company could hold alone), so no value is shown. 14 of these were matched by the company's exact name because the notice gave no company number.
Awards by year
Main buyers
- Sunderland City Council4 awards
- ORE Catapult1 award
- King's Lynn and West Norfolk Borough Council1 award
- Borough Council of Kings Lynn and West Norfolk1 award
- Tyne and Wear Passenger Transport Executive T/A Nexus1 award
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| ORE Catapult | Blyth Remedial Works | £649K | 8 Jul 2026 |
| King's Lynn and West Norfolk Borough Council | Hunstanton Coastal Defence Emergency Works | £250K | 24 Feb 2026 |
| Borough Council of Kings Lynn and West Norfolk | Framework for Coastal Defence Repairs | Ceiling, not shown | 20 Feb 2026 |
| Tyne and Wear Passenger Transport Executive T/A Nexus | Dredging Works at North Shields Ferry Landing | £165K | 17 Dec 2025 |
| Peel Ports Investments Limited | General Construction and Marine Construction Frameworks | Ceiling, not shown | 22 May 2025 |
| City Of Sunderland | Roker Pier Repair Works | £236K | 18 Mar 2025 |
| The Association of North East Councils Limited | Civil Engineering and Infrastructure Works | Ceiling, not shown | 20 Feb 2025 |
| The Coal Authority | Dawdon Short Sea Outfall Repair Works | £797K | 8 Aug 2022 |
| Borough Council of King's Lynn & West Norfolk | GB-Kings Lynn: Hunstanton Coastal Defence Repairs Notice | Ceiling, not shown | 31 Jul 2022 |
| Durham County Council | Chester le Street Flood Alleviation: Debris Catcher Upstream | £105K | 8 Jul 2021 |
Showing the 10 most recent of 20.
Where Southbay Civil Engineering Limited is registered
The registered office is in South Shields (NE33), in the South Tyneside local authority area, North East. Show NE33 1RF on a map.
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Also registered at this address
3 other companies use the same registered office as Southbay Civil Engineering Limited.
- JC Quay LtdProperty developers
- Sfi Development LtdCivil engineering
- Southbay Marine LimitedCivil engineering
What happens if Southbay Civil Engineering Limited files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 06324602
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 July 2007 (19 years ago)
- Registered office
- Unit 214 South Shields Business Works, Henry Robson Way, South Shields, NE33 1RF
- Nature of business
- Construction of water projects (SIC 42910)
Construction of other civil engineering projects n.e.c. (SIC 42990) - Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 29 June 2026
- Charges (mortgages)
- 2 outstanding of 18 registered
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in South Shields
Other active civil engineering contractors registered in South Shields.
- Southbay Civils Limited2001
- Southbay Marine Limited2007
- Bryanwood Ltd2024
- C J Y Telecoms Ltd2019
- Compac Services (Ne) Limited1988
- D J Robinson Engineering Limited2014
- G.I. Green Civil Engineering Limited2005
- Harrison Property Maintenance Services Ltd2017
All civil engineering contractors in South Shields · All trades in South Shields · Civil engineering across the UK
Frequently asked questions
When are Southbay Civil Engineering Limited's accounts due?
Southbay Civil Engineering Limited's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is Southbay Civil Engineering Limited's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Southbay Civil Engineering Limited still trading?
Southbay Civil Engineering Limited is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Southbay Civil Engineering Limited do?
Southbay Civil Engineering Limited is registered under Construction of water projects (SIC 42910); Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Southbay Civil Engineering Limited?
Southbay Civil Engineering Limited was incorporated on 25 July 2007, 19 years ago.
Has Southbay Civil Engineering Limited won public sector contracts?
Yes. Southbay Civil Engineering Limited has 20 contract awards from public bodies on Contracts Finder and Find a Tender (those with their own published value total £3.9M), most recently from ORE Catapult.
What is the penalty if Southbay Civil Engineering Limited files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Southbay Civil Engineering Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.